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Minerallac Company 70743J - Fender washer with a 3/8" inside diameter and 1-1/4" outside diameter. Made of 18-8 stainless steel with a stainless finish. Thickness is listed as 0.047"–0.080".
Minerallac Company

70743J

Alternate Item Number: 13905627

UPC: 085937942340


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Minimum Qty: 100

Multiplier: 100

*Contact for lower quantities*

Overview

Minerallac Company SKU 70743J features 3/8" inner diameter and 1-1/4" outer diameter 18-8 stainless steel fender washers. These washers are designed to distribute fastening loads over a larger surface area, preventing damage to softer materials like wood or plastic in assembly applications. The 18-8 stainless steel composition (18% chromium, 8% nickel) provides excellent corrosion resistance, making these washers suitable for outdoor and marine environments where exposure to moisture and chemicals is common. The washers meet ASTM A240 standards for stainless steel, ensuring consistent quality and performance. Manufactured by Minerallac Company, a trusted name in industrial hardware since 1926, these washers offer sustained durability essential for construction, electrical, and mechanical projects. Each jar contains 100 units, facilitating convenient storage and inventory management. The product is manufactured in the USA and adheres to UNSPSC code 31161800, which specifically classifies fender washers. The 18-8 stainless steel grade ensures resistance to oxidation and maintains structural integrity in high-temperature applications, further enhancing their versatility. These washers are ideal for use in HVAC systems, automotive assembly, and general fabrication where reliable load distribution and corrosion resistance are critical.
  • Material: 18-8 Stainless Steel for corrosion resistance
  • Size: 3/8" inner diameter x 1-1/4" outer diameter
  • Distributes load over a larger surface area
  • Prevents damage to softer materials
  • 100 units per jar for convenient inventory

Specifications

Application
and electrical work.;plumbing;they are also used in sheet metal;Used where an extra wide bearing surface is required. Originally designed for auto body repair work
Finish
Stainless
Inside Diameter
0.406 in
Inside Diameter
10.3124 mm
Inside Diameter
3/8"
Material
18-8 Stainless Steel
Material Quality
18-8 Stainless Steel
Outside Diameter
1-1/4 in
Thickness
0.050 (± .007)
Thickness
0.047" – 0.080"
Type
Fender Washer
Package Weight (Imperial)
2.12 lbs
A flat fender washer with significantly more surface area than a USS or SAE washer. It is made from 18-8 stainless steel with a stainless finish. The washer has a 3/8 in inside diameter, 1-1/2 in outside diameter, and 0.047 in to 0.080 in thickness.

70745

A flat fender washer with significantly more surface area than a USS or SAE washer. It is made from 18-8 stainless steel with a stainless finish. The washer has a 3/8 in inside diameter, 1-1/2 in outside diameter, and 0.047 in to 0.080 in thickness.
1/4 x 1-1/4 Fender Washer 316 Stainless Steel

JW1161SS

1/4 x 1-1/4 Fender Washer 316 Stainless Steel
Washer, Fender, Size 1/2 Inch, Diameter 2 Inches, Type 316 Stainless Steel

EF147-1/2SS6

Washer, Fender, Size 1/2 Inch, Diameter 2 Inches, Type 316 Stainless Steel
Fender washer with a 3/8 in inside diameter and 1-1/2 in outside diameter. Made of steel with a zinc plated finish. The thickness is listed as 0.047 in to 0.080 in. Used where an extra wide bearing surface is required, including sheet metal, plumbing, and electrical work.

40745BFG

Fender washer with a 3/8 in inside diameter and 1-1/2 in outside diameter. Made of steel with a zinc plated finish. The thickness is listed as 0.047 in to 0.080 in. Used where an extra wide bearing surface is required, including sheet metal, plumbing, and electrical work.
This is a fender washer made of 18-8 stainless steel with a plain finish. It has an inside diameter of 0.531 in and an outside diameter of 2.000 in. The washer is used where a larger bearing surface is needed.

70755

This is a fender washer made of 18-8 stainless steel with a plain finish. It has an inside diameter of 0.531 in and an outside diameter of 2.000 in. The washer is used where a larger bearing surface is needed.
Fender washer with an extra wide bearing surface. It is made of steel with a zinc plated finish. The washer has a 1/4" inside diameter, 1" outside diameter, and thickness of 0.047"–0.080".

40720USJ

Fender washer with an extra wide bearing surface. It is made of steel with a zinc plated finish. The washer has a 1/4" inside diameter, 1" outside diameter, and thickness of 0.047"–0.080".
A fender washer used where an extra wide bearing surface is required. It is made of steel with a zinc plated finish. The washer has a 1/2" inside diameter, 1-1/2" outside diameter, and thickness of 0.047"–0.080". It is used in auto body repair, sheet metal, plumbing, and electrical work.

40750BFG

A fender washer used where an extra wide bearing surface is required. It is made of steel with a zinc plated finish. The washer has a 1/2" inside diameter, 1-1/2" outside diameter, and thickness of 0.047"–0.080". It is used in auto body repair, sheet metal, plumbing, and electrical work.
34MMx13Mx3MM Fender Wash ZP

1063034

34MMx13Mx3MM Fender Wash ZP

Frequently Asked Questions about Minerallac Company

What are the main product lines offered by Minerallac Company?

Minerallac Company offers multiple comprehensive product lines including Minerallac Traditional (electrical fasteners), Strut Fittings, Stainless Steel Fasteners, Black Claw, Impact Staples, and Redmore. Their Traditional line features over a thousand electrical fastener variations covering conduit/cable/wire products, nail straps, beam clamps, metal stud & drywall accessories, acoustical supports, voice/data hardware, and miscellaneous electrical installation components.

What is Minerallac Company's warranty policy?

Minerallac Company provides a limited warranty that guarantees all products are free from defects in material and workmanship. If a product fails to meet this warranty, Minerallac's sole liability is to replace the product at no charge. The warranty is exclusive and does not cover consequential damages, lost profits, or implied warranties of merchantability or fitness for a particular purpose.

What industries and applications are Minerallac Company products used for?

Minerallac Company products are used extensively across electrical, construction, and industrial applications, including conduit and cable support, beam mounting, metal stud and drywall installation, voice/data infrastructure, and low voltage systems. Their product lines cover critical fastening solutions for electrical contractors, with specialized offerings in conduit hangers, straps, beam clamps, cable supports, and mounting hardware for various industrial environments.

What technical support does Minerallac Company offer?

Minerallac Company offers comprehensive technical support through multiple channels, including a toll-free customer service line at 800-927-3293, email support at [email protected], and online resources at www.minerallac.com. Their support covers product selection, technical specifications, and customer service for their extensive line of electrical fasteners, hangers, straps, and hardware across multiple product brands including Minerallac Traditional, Cully, Black Claw, IMPACT Staples, and Minerallac Stainless Steel. Support hours are 8:00 A.M. to 5:00 P.M. CT for their corporate office and 8:00 A.M. to 5:00 P.M. PT for their regional office.

What are the key features of Minerallac Company products?

Minerallac Company products feature a comprehensive range of electrical fasteners and hardware with exceptional versatility, including over 1,000 different sizes, styles, and finishes. Key features include multiple product lines such as Traditional, Strut Fittings, and Stainless Steel options with specialized finishes like 304/316 Stainless Steel, Hot-Dipped Galvanized, and Zinc Electroplate. Their products are engineered for electrical contractors, offering time-saving solutions with high-quality fasteners designed for durability, corrosion resistance, and worker safety across various installation environments.

What environmental ratings do Minerallac Company products have?

Minerallac Company products have robust environmental ratings, including UL 508A Type 1, 2, 3, 4, 4X, 12, and 13 certifications, CSA Type 1-4X, 12, and 13 ratings, and IEC 60529 IP66 protection. The products are WEEE and RoHS compliant, with UV and oil resistance, and can operate in extreme temperatures ranging from -55°C to 105°C, making them suitable for harsh industrial environments.

What accessories are available for Minerallac Company products?

Minerallac Company offers a comprehensive range of accessories across multiple product categories, including hardware, fasteners, and mounting solutions. Key accessories include stove bolts with nuts, wing nut washers, bar joist washers, stud clip adapters, brackets, perforated strapping, cable support options like J-hooks and bridle rings, box mounting brackets, outlet retainers, and various stud and drywall supports. Their accessories are available in multiple finishes such as stainless steel, hot-dipped galvanized, zinc electroplate, and powder-coated options.

How are Minerallac Company products typically installed?

Minerallac Company products are typically installed using a variety of specialized fastening solutions, including conduit hangers, straps, beam clamps, and mounting brackets designed for different electrical and construction applications. Installation methods vary by product type, with options for metal studs, drywall, beams, acoustical surfaces, and low voltage systems. The company offers multiple installation styles such as one-hole and two-hole straps, universal beam clamps, and specific mounting hardware to ensure secure and efficient attachment across diverse electrical and construction environments.

What communication protocols do Minerallac Company products support?

Minerallac Company's Brad product line supports multiple industrial communication protocols, including Ethernet, DeviceNet, PROFIBUS, Modbus, CANopen, Serial, AS-interface, and CC-Link. Their comprehensive portfolio covers over 40 industrial protocols, providing flexible communication solutions for various industrial automation applications from PC-based control to PLC systems.